Home / 110,942.75-166,195.06-73,389.22

Finding the Fourth Proportional to 110,942.75, 166,195.06 and 73,389.22

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Solution

The fourth proportional to 110,942.75, 166,195.06 and 73,389.22 is: 109,938.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,942.75 : 166,195.06 = 73,389.22 : x
  2. Step 2: Convert to fraction form
    110,942.75/166,195.06 = 73,389.22/x
  3. Step 3: Cross multiply
    110,942.75x = 166,195.06 × 73,389.22
  4. Step 4: Simplify right side
    110,942.75x = 12,196,925,821.25
  5. Step 5: Solve for x
    x = 12,196,925,821.25/110,942.75
  6. Step 6: Final answer
    x = 109,938.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.